package com.atguigu.bigdata.gmall.realtime.app.dws;

import java.math.BigDecimal;

public class Main {
    public static void main(String[] args) {
        System.out.println("Hello world!");
        System.out.println(3l/4l);
        BigDecimal pvCt = new BigDecimal(3);
        BigDecimal dd = new BigDecimal(2);
        System.out.println(pvCt.divide(dd));
    }
}